Subtract 63/80 from 98/27
1st number: 3 17/27, 2nd number: 63/80
98/27 - 63/80 is 6139/2160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 27 × 80 = 2160,
98/27 = 98 × 80/27 × 80 = 7840/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
63/80 = 63 × 27/80 × 27 = 1701/2160 - Subtract the two like fractions:
7840/2160 - 1701/2160 = 7840 - 1701/2160 = 6139/2160 - In mixed form: 21819/2160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/54-63/80 98/81-63/80